Now showing items 938-957 of 1437

    • A new species of jupati, genus Metachirus Burmeister 1854 (Didelphimorphia, Didelphidae) for the Brazilian Amazon 

      Miranda, Cleuton Lima; Nunes, Mario Da Silva; Fabrício MacHado, Arielli; Farias, Izeni Pires; Menezes, Fernando Heberson; Ardente, Natalia Carneiro; Dos Santos-Filho, Manoel; Bredin, Yennie Katarina; Da Silva, Maria Nazareth F. (Peer reviewed; Journal article, 2023)
      The brown or pouchless four-eyed opossums or jupatis represent the genus Metachirus with a wide geographical range in the Neotropics. Recent studies show distinct monophyletic clades with high genetic divergence and ...
    • New tools to evaluate plastic ingestion by northern fulmars applied to North Sea monitoring data 2002–2018 

      van Franeker, Jan A.; Kühn, Susanne; Anker-Nilssen, Tycho; Edwards, Ewan W.J.; Gallien, Fabrice; Guse, Nils; Kakkonen, Jenni E.; Mallory, Mark L.; Miles, Will; Olsen, Kåre Olav; Pedersen, John; Provencher, Jennifer; Roos, Mervyn; Stienen, Eric; Turner, Daniel M.; van Loon, Willem M.G.M. (Peer reviewed; Journal article, 2021)
      Monitoring plastic in stomachs of beached northern fulmars for OSPAR’s Ecological Quality Objectives (EcoQOs) has been incorporated into the European Marine Strategy Framework Directive (MSFD). This paper aims to provide ...
    • Non-native vascular flora of the Arctic: Taxonomic richness, distribution and pathways 

      Wasowicz, Pawel; Sennikov, Alexander N.; Westergaard, Kristine Bakke; Spellman, Katie; Carlson, Matthew; Gillespie, Lynn J.; Saarela, Jeffery M.; Seefeldt, Steven S.; Bennett, Bruce; Bay, Christian; Ickert-Bond, Stefanie; Väre, Henry (Journal article, 2020)
      We present a comprehensive list of non-native vascular plants known from the Arctic, explore their geographic distribution, analyze the extent of naturalization and invasion among 23 subregions of the Arctic, and examine ...
    • Non-native vascular flora of the Arctic: Taxonomic richness, distribution and pathways 

      Wasowicz, Pawel; Sennikov, Alexander N.; Spellman, Katie; Carlson, Matthew; Gillespie, Lynn J.; Saarela, Jeffery M.; Seefeldt, Steven S.; Bennett, Bruce; Bay, Christian; Ickert-Bond, Stefanie; Väre, Henry (Peer reviewed; Journal article, 2019)
      We present a comprehensive list of non-native vascular plants known from the Arctic, explore their geographic distribution, analyze the extent of naturalization and invasion among 23 subregions of the Arctic, and examine ...
    • Non-stationary Response of Tree Growth to Climate Trends Along the Arctic Margin 

      Hofgaard, Annika; Ols, Clementine; Drobyshev, Igor; Kirchhefer, Andreas J.; Sandberg, Staffan; Söderström, Lars (Journal article; Peer reviewed, 2018)
      Climate change modulates cold-marginal forest ecosystems through changing growth constraints. Understanding spatiotemporal variations in climate– growth relationships is essential to project forest ecosystem dynamics, and ...
    • Nonlinear spatial and temporal decomposition provides insight for climate change effects on sub-Arctic herbivore populations 

      Correia, Hannah E.; Tveraa, Torkild; Stien, Audun; Yoccoz, Nigel (Peer reviewed; Journal article, 2022)
      Global temperatures are increasing, afecting timing and availability of vegetation along with relationships between plants and their consumers. We examined the efect of population density, herd body condition in the previous ...
    • North Atlantic winter cyclones starve seabirds 

      Clairbaux, Manon; Mathewson, Paul; Porter, Warren; Fort, Jérôme; Strøm, Hallvard; Moe, Børge; Fauchald, Per; Descamps, Sebastien; Helgason, Halfdan Helgi; Bråthen, Vegard Sandøy; Merkel, Benjamin; Anker-Nilssen, Tycho; Bringsvor, Ingar Støyle; Chastel, Olivier; Christensen-Dalsgaard, Signe; Danielsen, Jóhannis; Daunt, Francis; Dehnhard, Nina; Erikstad, Kjell E.; Ezhov, Alexey V.; Gavrilo, Maria; Krasnov, Yuri V.; Langset, Magdalene; Lorentsen, Svein-Håkon; Newell, Mark; Olsen, Bergur; Reiertsen, Tone Kristin; Systad, Geir Helge Rødli; Thórarinsson, Thorkell L; Baran, Mark; Diamond, Tony; Fayet, Annette L.; Fitzsimmons, Michelle G.; Frederiksen, Morten; Gilchrist, Hugh G.; Guilford, Tim; Huffeldt, Nicholas P.; Jessopp, Mark; Johansen, Kasper L.; Kouwenberg, Amy-Lee; Linnebjerg, Jannie F.; Major, Heather L.; Tranquilla, Laura McFarlane; Mallory, Mark; Merkel, Flemming R.; Montevecchi, William A.; Mosbech, Anders; Petersen, Aevar; Grémillet, David (Peer reviewed; Journal article, 2021)
      Each winter, the North Atlantic Ocean is the stage for numerous cyclones, the most severe ones leading to seabird mass-mortality events called ‘‘winter wrecks.’’ During these, thousands of emaciated seabird carcasses are ...
    • The northernmost hyperspectral FLoX sensor dataset for monitoring of high-Arctic tundra vegetation phenology and Sun-Induced Fluorescence (SIF) 

      Tømmervik, Hans; Julitta, Tommaso; Nilsen, Lennart; Park, Taejin; Burkart, Andreas; Ostapowicz, Katarzyna Anna; Karlsen, Stein Rune; Parmentier, Frans-Jan W.; Pirk, Norbert; Bjerke, Jarle W. (Peer reviewed; Journal article, 2023)
      A hyperspectral field sensor (FloX) was installed in Adventdalen (Svalbard, Norway) in 2019 as part of the Svalbard Integrated Arctic Earth Observing System (SIOS) for monitoring vegetation phenology and Sun-Induced ...
    • Northward range expansion in spring‐staging barnacle geese is a response to climate change and population growth, mediated by individual experience 

      Tombre, Ingunn; Oudman, Thomas; Shimmings, Paul; Griffin, Larry; Prop, Larry (Peer reviewed; Journal article, 2019)
      All long‐distance migrants must cope with changing environments, but species differ greatly in how they do so. In some species, individuals might be able to adjust by learning from individual experiences and by copying ...
    • Norway's Wolf Policy and the Bern Convention on European Wildlife: Avoiding the “Manifestly Absurd” 

      Trouwborst, Arie; Fleurke, Floor M.; Linnell, John Durrus (Journal article; Peer reviewed, 2017)
      In Norway, as in many other countries, a government-sponsored campaign against large carnivores was waged well into the twentieth century and eventually led to the disappearance of gray wolves (Canis lupus) from the country.1 ...
    • Not just for programmers: How GitHub can accelerate collaborative and reproducible research in ecology and evolution 

      Braga, Pedro Henrique Pereira; Hébert, Katherine; Hudgins, Emma J.; Scott, Eric R.; Edwards, Brandon P. M.; Reyes, Luna L. Sánchez; Grainger, Matthew; Foroughirad, Vivienne; Hillemann, Friederike; Binley, Allison D.; Brookson, Cole B.; Gaynor, Kaitlyn M.; Sabet, Saeed Shafiei; Güncan, Ali; Weierbach, Helen; Gomes, Dylan G.E.; Crystal-Ornelas, Robert (Peer reviewed; Journal article, 2023)
      1. Researchers in ecology and evolutionary biology are increasingly dependent on computational code to conduct research. Hence, the use of efficient methods to share, reproduce, and collaborate on code as well as document ...
    • ‘Not the Wolf Itself’: Distinguishing Hunters’ Criticisms of Wolves from Procedures for Making Wolf Management Decisions 

      Von Essen, Erica; Allen, Michael (Peer reviewed; Journal article, 2020)
      Swedish hunters sometimes appeal to an inviolate ‘right to exist’ for wolves, apparently rejecting NIMBY. Nevertheless, the conditions existence hunters impose on wolves in practice fundamentally contradict their use of ...
    • Novel large-scale mapping highlights poor state of sea trout populations 

      Fiske, Peder; Forseth, Torbjørn; Thorstad, Eva Bonsak; Bakkestuen, Vegar; Einum, Sigurd; Falkegård, Morten; Garmo, Øyvind A.; Garseth, Åse Helen; Skoglund, Helge; Solberg, Monica Favnebøe; Utne, Kjell Rong; Vollset, Knut; Vøllestad, Leif Asbjørn; Wennevik, Vidar (Peer reviewed; Journal article, 2024)
      1. The state of sea trout in 1251 Norwegian watercourses was assessed based on a scoring system for human pressures, abundance data, and local knowledge. 2. Over 16,000 km of rivers and lakes were available to sea trout ...
    • Novel microsatellite markers for Dalechampia scandens (Euphorbiaceae) and closely related taxa:application to studying a species complex 

      Falahati-Anbaran, Mohsen; Stenøien, Hans K.; Bolstad, Geir Hysing; Hansen, Thomas F; Pérez‐Barrales, Rocio; Armbruster, William Scott; Pelabon, Christophe (Journal article; Peer reviewed, 2016)
    • Novel tools and methods for designing and wrangling multifunctional, machine‑readable evidence synthesis databases 

      Haddaway, Neal R.; Gray, Charles T.; Grainger, Matthew (Peer reviewed; Journal article, 2021)
      One of the most important steps in the process of conducting a systematic review or map is data extraction and the production of a database of coding, metadata and study data. There are many ways to structure these data, ...
    • Nuclear and mitochondrial markers suggest new 

      Ferrer-Suay, Mar; Staverløkk, Arnstein; Selfa, Jesús; Pujade-Villar, Juli; Naik, Suresh; Ekrem, Torbjørn (Journal article, 2018)
      Due to their small size and smooth body, members of the figitid genus Alloxysta can be notoriously difficult to identify based on morphology alone. Moreover, several species are suspected to contain brachypterous variants ...
    • Numerical responses of saproxylic beetles to rapid increases in dead wood availability following geometrid moth outbreaks in sub-arctic mountain birch forest 

      Laksforsmo Vindstad, Ole Petter; Schultze, Sabrina; Jepsen, Jane Uhd; Biuw, Erik Martin; Kapari, Lauri Teemu; Sverdrup-Thygeson, Anne; Ims, Rolf Anker (Peer reviewed; Journal article, 2014)
      Saproxylic insects play an important part in decomposing dead wood in healthy forest ecosystems, but little is known about their role in the aftermath of large-scale forest mortality caused by pest insect outbreaks. We ...
    • Nutritional state variations in a tropical seabird throughout its breeding season 

      Lerma, Miriam; Dehnhard, Nina; Castillo‑Guerrero, José Alfredo; Fernández, Guillermo (Peer reviewed; Journal article, 2022)
      Individual body condition is frequently used to explain differences in foraging and breeding ecology in seabirds. However, little is known about the covariations of body mass with the nutritional state of animals as measured ...
    • Nyfunn av hvit skogfrue Cephalanthera longifolia i Tysnes, Hordaland, samt litt om artens økologi og skjøtselsbehov 

      Fadnes, Per; Brandrud, Tor Erik (Journal article; Peer reviewed, 2016)
      Cephalanthera longifolia is redlisted as near threatened (NT) in the Norwegian Red list (2015), and is one oftotally 13 protected orchids in Norway. In South-Western Norway only a few localities with only a few plants of ...
    • Observations of a White-tailed Eagle incubating eggs of a Greylag goose 

      Jacobsen, Karl-Otto; Sexton, David (Others, 2023)
      Interspecific takeovers of nests are thought to be rare in birds. A female White-tailed Eagle Haliaeetus albicilla was observed incubating a nest of a Greylag Goose Anser anser with five eggs at Reinøya, Troms County, ...